Insulators, electrical, merchant wholesalers · Massachusetts

Independent Electric Supply

Name: Independent Electric Supply Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Somerville, MA · ~55 workers · 3 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

D
Poor Safety Record: 4.0
Avg TCR: 2.2
Industry avg: 0
Fatalities

Subscribe to safety-record updates (RSS)

The verdict

Independent Electric Supply runs at 183% of its industry's injury rate - more dangerous than the typical Insulators, electrical, merchant wholesalers workplace, earning a grade D.

Independent Electric Supply: 4.0 TCR = 183% of Insulators, electrical, merchant wholesalers BLS 2.2 · 3y Form 300A (see methodology below)

Independent Electric Supply safety composite

Independent Electric Supply scores strongest on dart rate (safer than 75% of same-industry peers) and weakest on total case rate (tcr) (safer than 25%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

49/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): F 4.03 per 100 workers

Safer than 25% of industry peers
DART rate: B 0 per 100 workers

Safer than 75% of industry peers
Fatalities: D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−2.4

2017→2020

Independent Electric Supply injury rate improved

Independent Electric Supply's TCR fell 2.4 from 6.1 in 2017 to 3.7 in 2020. Peak filing year was 2017 at 6.1 TCR. In 2020, DART was 0× this establishment's average TCR (severity share of cases).

2017=6.1 · 2019=2.3 · 2020=3.7

OSHA ITA Form 300A scorecard

Establishment book 423610 · Somerville, MA ABOVE-IND · SMALL

Grade D · TCR 4.0 · 183% of ind

DART 0.0 DART
RANK #11/21
PHOTO 4192-00051342-10085
BOOK 3y book
INJ 7 inj
SIZE ~55 FTE

Nearest TCR peer: 4192-00051342-10085 (0.0 TCR gap)

Read with this employer → · Industry book → · Massachusetts employers → · Look up another →

This site

4
4192-00051342-

4
073 San Antoni

4
Warshauer Elec

4
ELECTRICAL ENG

4

What this shows Independent Electric Supply averages 4.0 TCR (183% of the Insulators, electrical, merchant wholesalers BLS benchmark).

Independent Electric Supply TCR series: 2017=6.1 · 2019=2.3 · 2020=3.7 · BLS 2.2

Where Independent Electric Supply falls in its industry

1,190 Insulators, electrical, mercha establishments

Safer than 25% of graded establishments in this industry, whose median TCR is 2.4.

Grade D

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #11 safest of 21 Insulators, electrical, mercha employers in Massachusetts.

Independent Electric Supply (55 employees, TCR 4.0) among 29 same-industry peers, split at the industry median of 43 employees and a TCR of 2.4

Independent Electric Supply has more employees than the Insulators, electrical, merchant wholesa median and a higher injury rate than the industry's median TCR of 2.4. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	DART	Injuries
2020	3.7	0.0	2
2019	2.3	1.2	2
2017	6.1	2.0	3

OSHA ITA peer cross-reference

Establishment peer ledger

423610 · MA · Somerville

1,190 Insulators, electrical, merchant wholesalers employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 67 employers in Somerville, MA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	4192-00051342-10085	COTTAGE GROVE, MN	4.0 TCR
NAICS-TCR	073 San Antonio RDC	SAN ANTONIO, TX	4.0 TCR
NAICS-TCR	Warshauer Electric Supply Co. Inc.	TINTON FALLS, NJ	4.0 TCR
NAICS-TCR	ELECTRICAL ENGINEERING AND EQUIPMENT CO (PC9449)	WINDSOR HEIGHTS, IA	4.0 TCR
STATE-SIZE	Hollistion, MA	HOLLISTON	55 FTE
STATE-SIZE	COLANTONIO INC	HOLLISTON	55 FTE
STATE-SIZE	Liberty West Construction Services, LLC	BRAINTREE	55 FTE
STATE-SIZE	Boston - #42	CHELMSFORD	55 FTE
CITY-NEAR	Mass General Brigham Inc	Somerville	7,655 FTE
CITY-NEAR	Partners Community Physicians Organization	Somerville	909 FTE
CITY-NEAR	Cataldo Somerville	Somerville	513 FTE
CITY-NEAR	AllWays Health Partners	Somerville	486 FTE
NAT-TCR	Stoney Creek Partners of Waukon, LP	Waukon, IA	4.0 TCR
NAT-TCR	YMCA of the Pikes Peak Region	Colorado Springs, CO	4.0 TCR
NAT-TCR	Cash Saver #3810	Dyersburg, TN	4.0 TCR
NAT-TCR	BioIndustries, Inc.	Westmont, IL	4.0 TCR
NAT-SIZE	Starcon @ Marathon St Paul Park	St Paul Park, MN	55 FTE
NAT-SIZE	Greene County Nursing Center, LLC	Greensboro, GA	55 FTE
NAT-SIZE	322 North Glenwood Blvd	Tyler, TX	55 FTE
NAT-SIZE	SCSII, AJV Company	Dunn, NC	55 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2020, 2019, 2017. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.